ISSN:
1476-4687
Quelle:
Nature Archives 1869 - 2009
Thema:
Biologie
,
Chemie und Pharmazie
,
Medizin
,
Allgemeine Naturwissenschaft
,
Physik
Notizen:
[Auszug] It is now believed that the majority of sources are extra-galactic and would therefore not be expected to show any intrinsic variations over a few years only. A number of sources, however, have been identified with the remnants of galactic supernovas of comparatively recent origin, and Minkowski2 ...
Materialart:
Digitale Medien
URL:
http://dx.doi.org/10.1038/189561a0
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